2021 GMC Sierra 3500HD Base Specs

GMC Sierra 3500HD

2021 GMC Sierra 3500HD 2WD Regular Cab 142" powered by 6.6-liter V8 Gas Engine with 6-Speed Automatic transmission.

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Overview
Select configuration:
$37,100
Starting Price (MSRP)
Engine
6.6-liter V8 Gas
Transmission
6-Speed Automatic
Drivetrain
Rear-Wheel Drive
Body Type
Truck
Seating capacity
3 seater
Trunk Volume
TBC
Fuel Economy
City: TBC
Hwy: TBC

Performance Specs

Engine and Transmission

  • Engine
    6.6-liter V8 Gas
    6.6-liter Turbo V8 Diesel (+$9,890)
  • Horsepower
    401 hp @ 5200 rpm
  • Torque
    464 lb-ft @ 4000 rpm
  • Transmission
    6-Speed Automatic
    10-Speed Automatic (Optional)
  • Drivetrain
    Rear-Wheel Drive

Steering

  • Steering Type
    Pwr Recirculating Ball
  • Turning Diameter
    46.9 ft

Wheels

  • Wheels Type
    Aluminum Wheels
  • Front Wheel Size
    18" x 8"
  • Rear Wheel Size
    18" x 8"

Tires

  • Front Tire
    LT275/70R18
  • Rear Tire
    LT275/70R18
  • Spare Tire
    LT275/70R18

Fuel and MPG

Fuel Tank

  • Fuel Tank Capacity
    36 gallons

Dimensions and Measurement

Exterior Dimensions

  • Length
    235.5 in
  • Height
    80.94 in
  • Max Width
    81.75 in
  • Wheelbase
    141.55 in

Interior Space

  • Seating Capacity
    3 seater
  • Front Seat Leg Room
    44.53 in
  • Front Seat Headroom
    43.11 in
  • Front Seat Shoulder Room
    66.06 in
  • Front Seat Hip Room
    60.9 in

Weight and Towing

  • Maximum Towing Capacity
    20,000 lbs

Colors and Materials

Standard Interior Materials

  • Jet Black, Cloth seat trim
  • Jet Black, Cloth seat trim
  • Jet Black, Vinyl seat trim

Features and Options

Infotainment

  • HD Radio
    Not Available
  • Bluetooth Connection
    Standard
  • Hard Disk Drive Media Storage
    Not Available
  • Premium Sound System
    Not Available
  • Satellite Radio
    Optional
  • Smart Device Integration
    Not Available
  • WiFi Hotspot
    Optional
  • Auxiliary Audio Input
    Standard
  • Entertainment System
    Not Available
  • MP3 Player
    Standard

Interior Trim

  • Bucket Seats
    Standard
  • Cloth Seats
    Standard
  • Leather Seats
    Standard
  • Leather Steering Wheel
    Not Available
  • Premium Synthetic Seats
    Standard
  • Vinyl Seats
    Standard
  • Woodgrain Interior Trim
    Not Available
  • Sun/Moonroof
    Not Available

Comfort

  • Head-Up Display
    Not Available
  • Navigation System
    Not Available
  • Steering Wheel Audio Controls
    Optional
  • Power Liftgate
    Not Available
  • Power Mirror(s)
    Optional
  • A/C
    Standard
  • Adaptive Cruise Control
    Not Available
  • Automatic Parking
    Not Available
  • Climate Control
    Not Available
  • Cooled Front Seat(s)
    Not Available
  • Cooled Rear Seat(s)
    Not Available
  • Cruise Control
    Optional
  • Hands-Free Liftgate
    Not Available
  • Heated Front Seat(s)
    Not Available
  • Heated Rear Seat(s)
    Not Available
  • Heated Steering Wheel
    Not Available
  • Keyless Entry
    Optional
  • Multi-Zone A/C
    Not Available
  • Power Driver Seat
    Optional
  • Power Passenger Seat
    Not Available
  • Remote Engine Start
    Not Available
  • Remote Trunk Release
    Not Available
  • Seat Memory
    Not Available
  • Universal Garage Door Opener
    Not Available
  • Seat-Massage
    Not Available
  • Rear A/C
    Not Available
  • Keyless Start
    Not Available
  • Navigation from Telematics
    Not Available
  • Telematics
    Standard

Additional Packages

1SA Driver Alert Package I

$890

includes (UD5) Front and Rear Park Assist, (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting. Requires (PCI) Convenience Package or (ZLQ) Fleet Convenience Package and (C49) rear-window defogger, (JL1) Trailer brake controller, (KI4) 110-volt AC power outlet, (KC9) 120-volt bed-mounted power outlet and (DWI) trailer mirrors. Not available with (ZW9) pickup bed delete.) 1SA Driver Alert Package I Front and Rear Park Assist1 Lane Change Alert with Side Blind Zone Alert1 Rear Cross Traffic Alert1 Perimeter Lighting May require additional optional equipment

Convenience Package

$1,950

includes (AQQ) Remote Keyless Entry, (QT5) EZ Lift power lock and release tailgate, (AKO) tinted glass, (UF2) LED cargo bed lighting, (C49) rear-window defogger, (DBG) outside power-adjustable vertical trailering with heated upper glass, (K34) cruise control, (AXG) power windows, express up/down driver, (AED) power windows, express down passenger and (AU3) power door locks (When ordered with (ZW9) pickup bed delete, deletes (QT5) tailgate and (UF2) lighting. Note: (QT5) EZ Lift power lock and release tailgate can be upgraded to (QK2) GMC MultiPro Tailgate. Not available with TC30943 or TC30953 dual rear wheel models with (ZW9) pickup bed delete.) Convenience Package Remote Keyless Entry Cruise control Rear-window defogger EZ Lift power lock and release tailgate Tinted glass LED cargo bed lighting Outside power-adjustable vertical trailering with heated upper glass mirrors Regular Cab models also include: Power windows, express up/down driver Power windows, express down passenger Power door locks

Fleet Convenience Package

$1,400

includes (AQQ) Remote Keyless Entry, (K34) cruise control, (QT5) EZ Lift power lock and release tailgate and (DBG) outside power-adjustable vertical trailering with heated upper glass, (AXG) power windows, express up/down driver, (AED) power windows, express down passenger and (AU3) power door locks (Not available with (PCI) Convenience Package or (QK2) GMC MultiPro Tailgate. When ordered with (ZW9) pickup bed delete, (QT5) EZ Lift power lock and release tailgate is deleted.)

Gooseneck / 5th Wheel Package

$1,365

includes (Z6A) Gooseneck / 5th Wheel Prep Package. (Regular Cab models require (PCI) Convenience Package or (ZLQ) Fleet Convenience Package. Includes (JL1) Trailer brake controller and (CGN) spray-on bed liner. Not available with (ZW9) pickup bed delete.) Gooseneck / 5th Wheel Package Gooseneck / 5th Wheel Prep Package Hitch platform to accept Gooseneck or Fifth-wheel hitch Hitch platform with tray to accept ball and stamped bed holes with caps installed Bed mounted 7-pin trailer harness Sierra includes trailer brake controller Sierra, SLE and SLT includes Spray-on bed liner SLT, AT4 and Denali includes Bed View Camera May require additional optional equipment

LPO, GMC Protection Package

$295

includes (RIA) all-weather floor liner, LPO and (VQK) front and rear Black molded splash guards, LPO, (dealer-installed) (Requires (B30) color-keyed carpeting. Not available with rubberized-vinyl floor covering. Replaces (B32) and (B33) rubberized-vinyl floor mats. Not available with (ZW9) pickup bed delete or with Dual Rear Wheels.)

LPO, Hitch Package

$295

Gooseneck ball and chain tiedown kit with case, (dealer-installed) (Requires (CMT) Gooseneck / 5th Wheel Prep Package. Not available with (ZW9) pickup bed delete.) Gooseneck Hitch Package Gooseneck ball Chain tiedown kit with case May require additional optional equipment

Safety Essentials Package

$615

includes (UEU) Forward Collision Alert, (UHY) Automatic Emergency Braking, (K34) Cruise Control, (UK3) Steering wheel audio controls and (UDD) Driver Information Center (Not available with (ZW9) pickup bed delete.) Safety Essentials Package Forward Collision Alert1 Automatic Emergency Braking1 Steering wheel audio controls 4.2" diagonal color Driver Information Center Cruise control

Work Truck Preferred Equipment Group

includes standard equipment

Safety

Safety Features

  • Back-Up Camera
    Standard
  • Cross-Traffic Alert
    Optional
  • Rear Parking Aid
    Optional
  • Blind Spot Monitor
    Optional
  • Lane Departure Warning
    Not Available
  • Lane Keeping Assist
    Not Available
  • ABS
    Standard
  • Night Vision
    Not Available
  • Tire Pressure Monitor
    Standard
  • Brake Assist
    Not Available
  • Stability Control
    Standard
  • Traction Control
    Standard

Airbags

  • Driver Air Bag
    Standard
  • Front Head Air Bag
    Standard
  • Front Side Air Bag
    Standard
  • Knee Air Bag
    Not Available
  • Passenger Air Bag
    Standard
  • Rear Head Air Bag
    Standard
  • Rear Side Air Bag
    Not Available
  • Seatbelt Air Bag
    Not Available

Warranty

Warranty Summary

  • Basic
    3 Years / 36,000 Miles
  • Corrosion
    3 Years / 36,000 Miles
  • Drivetrain Note
    HD Duramax Diesel: 5 Years/100,000 Miles; Qualified Fleet Purchases: 5 Years/100,000 Miles
  • Drivetrain
    5 Years / 60,000 Miles
  • Maintenance Note
    1 Year/1 Visit
  • Roadside Assistance Note
    HD Duramax Diesel: 5 Years/100,000 Miles; Qualified Fleet Purchases: 5 Years/100,000 Miles
  • Roadside Assistance
    5 Years / 60,000 Miles
  • Rust-Through
    6 Years / 100,000 Miles
  • Warranty Note
    Preliminary 2021 Warranty
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